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Similar Triangles
Author:
Lee Ka Hei
The similar triangles ABC and ADE were created by selecting a point on side AB and constructing a line parallel to BC.
GeoGebra
Drag any vertex of triangle ABC to change the triangle or drag D to change the size of triangle ADE.
New Resources
Witch of Agnesi - A Classical Construction
Bottema's Theorem
van Aubel's Theorem
Play C3 E3 G3 C4_C4
Parallel or Not? (V2)
Discover Resources
Old1.2.1-EdinburghWeather
task 2
Longueur d'un arc du graphique d'une fonction
Long div - Final
LorenF
Discover Topics
Differential Equation
Tree Diagrams
Conic Sections
Quadratic Equations
Boxplot